======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '112'
                                          'artist'  'Gonga Sarki Birgui And Hamadjam Sarki Siyawa'
                                     'text_people'  ''
                                         'release'  'Africa and the Blues - Connections and Reconnections'
                                           'title'  'Double Bells'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-1', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
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 "'Q-PIANO-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '26'
                                      'tracktotal'  '36'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-africa;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '93.371'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM::\x00\x00\x00'                                '[mudmashers]'
'COMM:ID3v1 Comment:XXX'                            '[mudmashers]'
'TALB' (Album/Movie/Show title)                     'Africa and the Blues - Connections and Reconnections'
'TBPM' (BPM (beats per minute))                     '93.371'
'TCON' (Content type, a.k.a. Genre)                 ['loc-africa', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Double Bells'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gonga Sarki Birgui And Hamadjam Sarki Siyawa'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '26/36'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.97 dB'
'TXXX:replaygain_track_peak'                        '0.540732'

========================== row from database ==========================
                                              'id'  1394112
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/africa and the blues - connections and reconnections/26. Gonga Sarki Birgui And Hamadjam Sarki Siyawa - Double Bells.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  112
                                           'genre'  loc-africa;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2698677
                                           'mtime'  1620525082
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa africa blues reconnections 26. loc africa;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Gonga Sarki Birgui And Hamadjam Sarki Siyawa
                                     'tag_release'  Africa and the Blues - Connections and Reconnections
                                       'tag_title'  Double Bells
                                             'bpm'  93.371
                                    'search_title'  'bells':2 'double':1
                                   'search_artist'  'and':4 'birgui':3 'gonga':1 'hamadjam':5 'sarki':2 'siyawa':6
                                  'search_release'  'africa':1 'and':2 'blues':4 'connections':5 'reconnections':6 'the':3
                                     'search_rest'  '00africa':1 '26':5,6 'africa':2,8,10 'blues':3 'loc':7 'mor':17 'pl':12 'reconnections':4 'set':9,11,14,16 'shirleyspinoza':13,15
                                    'search_combo'  '00africa':15 '26':19,20 'africa':9C,16,22,24 'and':6B,10C 'bells':2A 'birgui':5B 'blues':12C,17 'connections':13C 'double':1A 'gonga':3B 'hamadjam':7B 'loc':21 'mor':31 'pl':26 'reconnections':14C,18 'sarki':4B 'set':23,25,28,30 'shirleyspinoza':27,29 'siyawa':8B 'the':11C
                                    'tag_tracknum'  26
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525081.920026  (2021-05-09 03:51:21)
                             'size'  2698677